\begin{picture}(280,85)
%arrow 1
\put(4,28){\vector(1,0){30}}
\put(7,32){u(t)}
%box 1
\put(34,10){\line(1,0){86}}
\put(34,46){\line(1,0){86}}
\put(34,10){\line(0,1){36}}
\put(120,10){\line(0,1){36}}
\put(55,34){Система}
\put(37,24){в пространстве}
\put(50,14){состояний}
%up_arrow1
\put(70,56){\vector(0,-1){10}}
\put(72, 57){$v_1(t)$}
%arrow 2
\put(120,28){\vector(1,0){35}}
\put(127,32){x(t)}
%box 2
\put(155,16){\line(1,0){84}}
\put(155,40){\line(1,0){84}}
\put(155,16){\line(0,1){24}}
\put(239,16){\line(0,1){24}}
\put(165,24){Оценивание}
%up_arrow2
\put(200,52){\vector(0,-1){10}}
\put(202, 54){$v_2(t)$}
%arrow 2
\put(239,28){\vector(1,0){35}}
\put(245,32){y(t)}
\end{picture}